@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg-main: hsl(222, 47%, 6%);
  --bg-card: hsla(222, 47%, 10%, 0.7);
  --bg-input: hsl(223, 47%, 14%);
  --border-color: hsl(217, 32%, 17%);
  --border-focus: hsl(250, 89%, 65%);
  
  --text-primary: hsl(210, 40%, 98%);
  --text-secondary: hsl(215, 20%, 65%);
  --text-muted: hsl(215, 16%, 47%);

  --primary: hsl(263, 90%, 51%);
  --primary-glow: hsla(263, 90%, 51%, 0.3);
  --accent: hsl(280, 85%, 60%);
  
  --success: hsl(150, 84%, 40%);
  --success-bg: hsla(150, 84%, 40%, 0.15);
  --warning: hsl(38, 92%, 50%);
  --warning-bg: hsla(38, 92%, 50%, 0.15);
  --danger: hsl(350, 89%, 60%);
  --danger-bg: hsla(350, 89%, 60%, 0.15);
  --info: hsl(199, 89%, 48%);
  --info-bg: hsla(199, 89%, 48%, 0.15);

  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 12px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.5;
  background-image: 
    radial-gradient(at 0% 0%, hsla(253, 16%, 7%, 1) 0px, transparent 50%),
    radial-gradient(at 100% 0%, hsla(263, 80%, 20%, 0.15) 0px, transparent 50%),
    radial-gradient(at 50% 100%, hsla(220, 80%, 15%, 0.1) 0px, transparent 50%);
  background-attachment: fixed;
}

/* Scrollbar Styles */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

header {
  border-bottom: 1px solid var(--border-color);
  background: hsla(222, 47%, 4%, 0.8);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px var(--primary-glow);
}

.logo-icon svg {
  fill: white;
}

.logo-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(to right, #fff, var(--text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-badge {
  background: var(--border-color);
  border: 1px solid hsla(0, 0%, 100%, 0.1);
  color: var(--text-secondary);
  font-size: 0.7rem;
  padding: 0.2rem 0.5rem;
  border-radius: 20px;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.nav-tabs {
  display: flex;
  gap: 0.5rem;
  background: var(--bg-input);
  padding: 0.25rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn:hover {
  color: var(--text-primary);
}

.tab-btn.active {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  box-shadow: 0 4px 12px var(--primary-glow);
}

/* Main Layout */
.app-container {
  display: grid;
  grid-template-columns: 350px 1fr;
  gap: 2rem;
  max-width: 1600px;
  margin: 2rem auto;
  padding: 0 2rem;
}

@media (max-width: 1200px) {
  .app-container {
    grid-template-columns: 1fr;
  }
}

/* Sidebar Profile Selection */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 1.5rem;
  backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--border-focus), transparent);
  opacity: 0.5;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-title svg {
  color: var(--accent);
}

/* Dropdowns & Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.custom-select, .custom-input, .custom-textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  outline: none;
  transition: var(--transition);
}

.custom-select:focus, .custom-input:focus, .custom-textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 10px hsla(250, 89%, 65%, 0.15);
}

/* Employee Quick Profile Card */
.profile-panel {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: hsla(222, 47%, 14%, 0.4);
  border-radius: 8px;
  border: 1px solid var(--border-color);
  padding: 1rem;
  margin-top: 1rem;
}

.profile-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.profile-avatar {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
}

.profile-info {
  display: flex;
  flex-direction: column;
}

.profile-name {
  font-weight: 600;
  font-size: 1rem;
}

.profile-role {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.profile-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
}

.badge-sector {
  background: var(--info-bg);
  color: var(--info);
  border: 1px solid hsla(199, 89%, 48%, 0.3);
}

.badge-country {
  background: var(--warning-bg);
  color: var(--warning);
  border: 1px solid hsla(38, 92%, 50%, 0.3);
}

.balance-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.balance-box {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.75rem;
  text-align: center;
}

.balance-val {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.balance-lbl {
  font-size: 0.7rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-top: 0.2rem;
}

/* Action Buttons */
.btn {
  width: 100%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  border: none;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.85rem;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px hsla(263, 90%, 51%, 0.4);
}

.btn:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  box-shadow: none;
}

.btn-secondary:hover {
  background: var(--border-color);
  color: white;
  transform: none;
  box-shadow: none;
}

/* Tab Panels */
.main-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Dynamic Rules Alerts */
.rule-alert {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem;
  border-radius: var(--radius);
  border-left: 4px solid transparent;
  margin-bottom: 1rem;
}

.rule-alert.info {
  background: var(--info-bg);
  border-color: var(--info);
  color: var(--info);
}

.rule-alert.warning {
  background: var(--warning-bg);
  border-color: var(--warning);
  color: var(--warning);
}

.rule-alert-icon {
  font-size: 1.25rem;
  line-height: 1;
}

.rule-alert-content {
  font-size: 0.85rem;
  font-weight: 400;
}

/* Dashboard Request Tables */
.table-wrapper {
  overflow-x: auto;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

th {
  background: hsla(222, 47%, 8%, 0.9);
  color: var(--text-secondary);
  font-weight: 500;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  background: hsla(222, 47%, 10%, 0.4);
}

tr:last-child td {
  border-bottom: none;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: 12px;
  text-transform: uppercase;
}

.status-approved {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid hsla(150, 84%, 40%, 0.3);
}

.status-pending {
  background: var(--warning-bg);
  color: var(--warning);
  border: 1px solid hsla(38, 92%, 50%, 0.3);
}

.status-rejected {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid hsla(350, 89%, 60%, 0.3);
}

.status-vp {
  background: var(--info-bg);
  color: var(--info);
  border: 1px solid hsla(199, 89%, 48%, 0.3);
}

/* Live Cloud Visualizer Grid */
.viz-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 1000px) {
  .viz-grid {
    grid-template-columns: 1fr;
  }
}

.viz-diagram {
  display: flex;
  justify-content: center;
  align-items: center;
  background: hsla(222, 47%, 3%, 0.5);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  padding: 1.5rem;
  position: relative;
  min-height: 420px;
}

.diagram-svg {
  width: 100%;
  max-width: 600px;
  height: auto;
}

/* Animated SVG Elements */
.svg-node {
  cursor: pointer;
  transition: var(--transition);
}

.svg-node:hover {
  filter: drop-shadow(0 0 8px var(--primary));
}

.packet {
  fill: var(--accent);
  stroke: white;
  stroke-width: 1;
  r: 4;
  opacity: 0;
}

.packet-pulse {
  animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(79, 70, 229, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 10px rgba(79, 70, 229, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(79, 70, 229, 0);
  }
}

/* Live Terminal Log Stream */
.terminal-card {
  background: hsl(222, 47%, 4%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.terminal-header {
  background: hsl(222, 47%, 8%);
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.terminal-dots {
  display: flex;
  gap: 0.4rem;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27c93f; }

.terminal-logs {
  padding: 1rem;
  font-size: 0.8rem;
  overflow-y: auto;
  max-height: 350px;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  flex-grow: 1;
}

.log-entry {
  line-height: 1.4;
  border-left: 2px solid var(--border-color);
  padding-left: 0.5rem;
}

.log-entry.log-system {
  border-color: var(--info);
  color: hsl(199, 89%, 65%);
}

.log-entry.log-sql, .log-entry.log-firestore {
  border-color: var(--primary);
  color: hsl(263, 90%, 75%);
}

.log-entry.log-gclb {
  border-color: hsl(200, 100%, 50%);
  color: hsl(200, 100%, 70%);
}



.log-time {
  color: var(--text-muted);
  font-size: 0.7rem;
  margin-right: 0.4rem;
}

/* Database Inspection consoles */
.db-tabs {
  display: flex;
  gap: 1rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1.5rem;
}

.db-tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.5rem 0.5rem 0.75rem 0.5rem;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}

.db-tab-btn:hover {
  color: var(--text-primary);
}

.db-tab-btn.active {
  color: var(--border-focus);
  border-bottom-color: var(--border-focus);
}

.db-console {
  background: hsl(222, 47%, 3%);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  overflow-x: auto;
}

.json-key { color: hsl(350, 89%, 70%); }
.json-val-str { color: hsl(150, 84%, 60%); }
.json-val-num { color: hsl(38, 92%, 60%); }
.json-val-bool { color: hsl(199, 89%, 60%); }

/* Notifications pane */
.notification-bell {
  position: relative;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  border-radius: 50%;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  transition: var(--transition);
}

.notification-bell:hover {
  color: var(--text-primary);
  border-color: var(--border-focus);
}

.notification-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  background: var(--danger);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Popups & Dialogs */
.alert-popup {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-left-width: 4px;
  color: var(--text-primary);
  padding: 1rem 1.5rem;
  border-radius: 8px;
  font-size: 0.9rem;
  backdrop-filter: blur(20px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  pointer-events: auto;
  transform: translateX(120%);
  animation: slide-in 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slide-in {
  to { transform: translateX(0); }
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast.info { border-left-color: var(--info); }
.toast.warning { border-left-color: var(--warning); }

/* Classroom Labs Layout Styles */
.lab-card {
  margin-bottom: 1.5rem;
  border-left: 4px solid var(--border-focus);
}

.lab-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.lab-badge {
  font-size: 0.65rem;
  text-transform: uppercase;
  font-weight: 700;
  padding: 0.1rem 0.5rem;
  border-radius: 4px;
}

.lab-easy { background: var(--success-bg); color: var(--success); }
.lab-medium { background: var(--warning-bg); color: var(--warning); }
.lab-hard { background: var(--danger-bg); color: var(--danger); }

.lab-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
}

.lab-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.lab-code {
  background: hsl(222, 47%, 4%);
  border: 1px solid var(--border-color);
  padding: 1rem;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  overflow-x: auto;
  margin-bottom: 1rem;
  color: hsl(210, 40%, 90%);
}